JP2010519784A - ダウンリンク制御信号の伝送方法 - Google Patents
ダウンリンク制御信号の伝送方法 Download PDFInfo
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- JP2010519784A JP2010519784A JP2009530284A JP2009530284A JP2010519784A JP 2010519784 A JP2010519784 A JP 2010519784A JP 2009530284 A JP2009530284 A JP 2009530284A JP 2009530284 A JP2009530284 A JP 2009530284A JP 2010519784 A JP2010519784 A JP 2010519784A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
- H04L1/0027—Scheduling of signalling, e.g. occurrence thereof
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
- H04L27/261—Details of reference signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0042—Intra-user or intra-terminal allocation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/12—Wireless traffic scheduling
- H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
- H04W72/1273—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of downlink data flows
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
- H04W72/231—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal the control data signalling from the layers above the physical layer, e.g. RRC or MAC-CE signalling
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
- H04L5/005—Allocation of pilot signals, i.e. of signals known to the receiver of common pilots, i.e. pilots destined for multiple users or terminals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
- H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Quality & Reliability (AREA)
- Mobile Radio Communication Systems (AREA)
- Time-Division Multiplex Systems (AREA)
Abstract
【解決手段】基地局がアップリンクまたはダウンリンクデータ伝送に対するスケジューリング情報を含むダウンリンク制御信号を伝送する方法において、各使用者機器のチャネル状況によって前記スケジューリング情報を含む前記ダウンリンク制御信号の伝送形式を決定する段階と、前記ダウンリンク制御信号の伝送形式に対する情報を前記各使用者機器に伝送する段階と、前記ダウンリンク制御信号伝送形式によって前記ダウンリンク制御信号を伝送する段階とを含むダウンリンク制御信号の伝送方法を構成する。
【選択図】図4
Description
(1)カテゴリーA情報:データパケットを送/受信するUEのID、データパケットが伝送される周波数−時間領域割り当て情報など
(2)カテゴリーB情報:符号化率/変調方式などのデータ伝送形式、HARQ関連情報など
2.ダウンリンクデータと関係のない情報
(1)ACK/NAK情報、電力制御情報など
システムを効率的に運用するためには、以上のような制御情報を伝送するダウンリンク制御信号をダウンリンク時間−周波数資源にデータパケット及び他のダウンリンク信号と効果的に多重化する必要がある。
Claims (10)
- 基地局がアップリンクまたはダウンリンクデータ伝送に対するスケジューリング情報を含むダウンリンク制御信号を伝送する方法において、
各使用者機器のチャネル状況によって前記スケジューリング情報を含む前記ダウンリンク制御信号の伝送形式を決定する段階;
前記ダウンリンク制御信号の伝送形式に対する情報を前記各使用者機器に伝送する段階;及び
前記ダウンリンク制御信号伝送形式によって前記ダウンリンク制御信号を伝送する段階を含む、ダウンリンク制御信号の伝送方法。 - 前記伝送形式に対する情報は、前記制御信号に適用される最大符号化率に対する情報を含む、請求項1に記載のダウンリンク制御信号の伝送方法。
- 前記伝送形式に対する情報は、前記制御信号に適用される最大符号化率に対する情報及び最小符号化率に対する情報を含む、請求項1に記載のダウンリンク制御信号の伝送方法。
- 前記スケジューリング情報を含む前記ダウンリンク制御信号は、前記ダウンリンク制御信号伝送のために用いられる最も小さい時間−周波数領域単位で伝送される、請求項1に記載のダウンリンク制御信号の伝送方法。
- 前記伝送形式に対する情報は、前記制御信号伝送に用いられる最小の時間−周波数領域単位の大きさまたは個数に対する情報を含む、請求項4に記載のダウンリンク制御信号の伝送方法。
- 前記伝送形式に対する情報は、前記制御信号伝送に用いられる最小の時間−周波数領域単位の大きさまたは個数に対する情報及び最大の時間−周波数領域単位の大きさまたは個数に対する情報を含む、請求項4に記載のダウンリンク制御信号の伝送方法。
- 前記ダウンリンク制御信号の伝送形式に対する情報は、物理階層より上位階層のシグナリングを通して伝送される、請求項1に記載のダウンリンク制御信号の伝送方法。
- 基地局がアップリンクまたはダウンリンクデータ伝送に対するスケジューリング情報を含むダウンリンク制御信号を伝送する方法において、
各使用者機器のチャネル状況によって前記スケジューリング情報を含む前記ダウンリンク制御信号の伝送形式を決定する段階;及び
決定された前記ダウンリンク制御信号伝送形式によって前記ダウンリンク制御信号を伝送する段階を含み、
前記ダウンリンク制御信号は、前記ダウンリンク制御信号伝送のために用いられる最も小さい時間−周波数領域大きさ単位で伝送される、ダウンリンク制御信号の伝送方法。 - 前記ダウンリンク制御信号伝送のために用いられる最も小さい時間−周波数領域大きさ単位は、時間−周波数領域内で連続的に配置される、請求項8に記載のダウンリンク制御信号の伝送方法。
- 前記ダウンリンク制御信号伝送のために用いられる最も小さい時間−周波数領域大きさ単位は、時間−周波数領域内で分散されて配置される、請求項8に記載のダウンリンク制御信号の伝送方法。
Applications Claiming Priority (11)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US82785206P | 2006-10-02 | 2006-10-02 | |
| US60/827,852 | 2006-10-02 | ||
| KR10-2007-0000526 | 2007-01-03 | ||
| KR20070000526 | 2007-01-03 | ||
| KR10-2007-0002476 | 2007-01-09 | ||
| KR20070002476 | 2007-01-09 | ||
| US94378307P | 2007-06-13 | 2007-06-13 | |
| US60/943,783 | 2007-06-13 | ||
| KR1020070099054A KR100917828B1 (ko) | 2006-10-02 | 2007-10-02 | 하향링크 제어 신호 송신 방법 |
| KR10-2007-0099054 | 2007-10-02 | ||
| PCT/KR2007/004824 WO2008041819A2 (en) | 2006-10-02 | 2007-10-02 | Methods for transmitting downlink control signal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2010519784A true JP2010519784A (ja) | 2010-06-03 |
| JP5237287B2 JP5237287B2 (ja) | 2013-07-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| JP2009530284A Active JP5237287B2 (ja) | 2006-10-02 | 2007-10-02 | ダウンリンク制御信号の伝送方法 |
Country Status (10)
| Country | Link |
|---|---|
| US (2) | US8027297B2 (ja) |
| EP (1) | EP2077056B1 (ja) |
| JP (1) | JP5237287B2 (ja) |
| KR (1) | KR100917828B1 (ja) |
| CN (2) | CN106899398B (ja) |
| BR (1) | BRPI0719541B1 (ja) |
| ES (1) | ES2574565T3 (ja) |
| MX (1) | MX2009003608A (ja) |
| TW (1) | TWI416913B (ja) |
| WO (1) | WO2008041819A2 (ja) |
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Also Published As
| Publication number | Publication date |
|---|---|
| MX2009003608A (es) | 2009-04-22 |
| TW200830910A (en) | 2008-07-16 |
| WO2008041819A3 (en) | 2009-09-03 |
| EP2077056B1 (en) | 2016-03-09 |
| EP2077056A2 (en) | 2009-07-08 |
| US8509175B2 (en) | 2013-08-13 |
| US8027297B2 (en) | 2011-09-27 |
| KR100917828B1 (ko) | 2009-09-18 |
| US20110305219A1 (en) | 2011-12-15 |
| CN101627595B (zh) | 2016-12-21 |
| CN106899398A (zh) | 2017-06-27 |
| CN106899398B (zh) | 2020-10-23 |
| ES2574565T3 (es) | 2016-06-20 |
| CN101627595A (zh) | 2010-01-13 |
| BRPI0719541B1 (pt) | 2020-02-11 |
| JP5237287B2 (ja) | 2013-07-17 |
| BRPI0719541A2 (pt) | 2015-10-13 |
| US20100098020A1 (en) | 2010-04-22 |
| WO2008041819A2 (en) | 2008-04-10 |
| KR20080030942A (ko) | 2008-04-07 |
| EP2077056A4 (en) | 2014-03-26 |
| TWI416913B (zh) | 2013-11-21 |
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